Finding the Fourth Proportional to 6,243,393.87, 9,365,714.10 and 1,694,515.88
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Solution
The fourth proportional to 6,243,393.87, 9,365,714.10 and 1,694,515.88 is: 2,541,942.99
Step by Step Solution
- Step 1: Write the proportion equation
6,243,393.87 : 9,365,714.10 = 1,694,515.88 : x - Step 2: Convert to fraction form
6,243,393.87/9,365,714.10 = 1,694,515.88/x - Step 3: Cross multiply
6,243,393.87x = 9,365,714.10 × 1,694,515.88 - Step 4: Simplify right side
6,243,393.87x = 15,870,351,293,404.19 - Step 5: Solve for x
x = 15,870,351,293,404.19/6,243,393.87 - Step 6: Final answer
x = 2,541,942.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.